.Dd October 11, 2014
.Dt FO-WARN 1
.Os OpenBSD
.Sh NAME
.Nm Fo-warn
.Nd warnings related to function blocks
.Sh SYNOPSIS
.Ft double
.Fo sin()
.Fa "double x"
.Fc
.Ft double
.Fn atan2 "double y, double x"
